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All results from a given calculation for CH2NH (Methanimine)

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-94.619284
Energy at 298.15K 
HF Energy-94.619284
Nuclear repulsion energy33.033608
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at mPW1PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3474 3316 4.43      
2 A' 3145 3002 43.97      
3 A' 3041 2902 58.82      
4 A' 1748 1669 25.10      
5 A' 1515 1445 6.27      
6 A' 1398 1334 43.32      
7 A' 1094 1044 36.50      
8 A" 1191 1136 54.08      
9 A" 1100 1050 16.33      

Unscaled Zero Point Vibrational Energy (zpe) 8852.7 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 8449.0 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at mPW1PW91/6-311G*
ABC
6.61519 1.17312 0.99642

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.581 0.000
N2 0.056 -0.681 0.000
H3 -0.839 1.215 0.000
H4 1.013 1.105 0.000
H5 -0.899 -1.039 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.26201.09661.09131.8810
N21.26202.09672.02611.0203
H31.09662.09671.85532.2555
H41.09132.02611.85532.8732
H51.88101.02032.25552.8732

picture of Methanimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 110.567 N2 C1 H3 125.340
N2 C1 H4 118.672 H3 C1 H4 115.989
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.248      
2 N -0.443      
3 H 0.189      
4 H 0.216      
5 H 0.286      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.472 1.422 0.000 2.047
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.450 2.059 0.000
y 2.059 -12.599 0.000
z 0.000 0.000 -13.502
Traceless
 xyz
x 1.600 2.059 0.000
y 2.059 -0.123 0.000
z 0.000 0.000 -1.477
Polar
3z2-r2-2.953
x2-y21.149
xy2.059
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.591 0.209 -0.001
y 0.209 3.766 -0.000
z -0.001 -0.000 1.442


<r2> (average value of r2) Å2
<r2> 19.447
(<r2>)1/2 4.410